2253044 has 18 divisors (see below), whose sum is σ = 4190550. Its totient is φ = 1059712.
The previous prime is 2253037. The next prime is 2253047. The reversal of 2253044 is 4403522.
It can be written as a sum of positive squares in 3 ways, for example, as 1276900 + 976144 = 1130^2 + 988^2 .
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2253047) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182 + ... + 2130.
22253044 is an apocalyptic number.
It is an amenable number.
2253044 is a deficient number, since it is larger than the sum of its proper divisors (1937506).
2253044 is a wasteful number, since it uses less digits than its factorization.
2253044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1987 (or 1968 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 20.
The square root of 2253044 is about 1501.0143237158. The cubic root of 2253044 is about 131.0961359470.
Adding to 2253044 its reverse (4403522), we get a palindrome (6656566).
The spelling of 2253044 in words is "two million, two hundred fifty-three thousand, forty-four".
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